Refer to the Figure

question 7

Multiple Choice

Refer to the figure.

-The figure is based on Johnson's experiment on the effects of trematode parasites on tadpoles. Which statement best describes the control group in the experiment?

• A) Tadpoles were grown in the absence of trematode parasites.
• B) Tadpoles were allowed to grow in nets in their natural environment.
• C) Tadpoles were grown in the presence of only one trematode parasite.
• D) Tadpoles were grown in a tank in which the concentration of trematode parasites was similar to the parasite concentration of ponds in which deformed frogs were found.

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Definitions:

Named Ranges

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Formula Errors

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